<template>
  <div>
    <warning-bar title="亲,商品出售之后记得删掉商品记录哦,不然一直会有对您商品感兴趣的小伙伴找您的" />
    <div class="gva-search-box">
      <el-form :inline="true" :model="searchInfo" class="demo-form-inline">
        <!-- <el-form-item label="对应用户的id">
          <el-input v-model="searchInfo.commodity_user" placeholder="搜索条件" />
        </el-form-item> -->
        <el-form-item label="商品名称">
          <el-input v-model="searchInfo.commodity_title" placeholder="搜索条件" />
        </el-form-item>
        <el-form-item label="配送范围" prop="commodity_send">
          <el-select v-model="searchInfo.commodity_send" clearable placeholder="请选择" @clear="()=>{searchInfo.commodity_send=undefined}">
            <el-option v-for="(item,key) in positionOptions" :key="key" :label="item.label" :value="item.value" />
          </el-select>
        </el-form-item>
        <el-form-item label="商品所在位置" prop="commodity_position">
          <el-select v-model="searchInfo.commodity_position" clearable placeholder="请选择" @clear="()=>{searchInfo.commodity_position=undefined}">
            <el-option v-for="(item,key) in positionOptions" :key="key" :label="item.label" :value="item.value" />
          </el-select>
        </el-form-item>
        <el-form-item label="商品类型" prop="commodity_label">
          <el-select v-model="searchInfo.commodity_label" clearable placeholder="请选择" @clear="()=>{searchInfo.commodity_label=undefined}">
            <el-option v-for="(item,key) in labelOptions" :key="key" :label="item.label" :value="item.value" />
          </el-select>
        </el-form-item>
        <el-form-item>
          <el-button size="small" type="primary" icon="search" @click="onSubmit">查询</el-button>
          <el-button size="small" icon="refresh" @click="onReset">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
    <div class="gva-table-box">
      <div class="gva-btn-list">
        <el-button size="small" type="primary" icon="plus" @click="openDialog">新增</el-button>
        <el-popover v-model:visible="deleteVisible" placement="top" width="160">
          <p>确定要删除吗？</p>
          <div style="text-align: right; margin-top: 8px;">
            <el-button size="small" type="primary" link @click="deleteVisible = false">取消</el-button>
            <el-button size="small" type="primary" @click="onDelete">确定</el-button>
          </div>
          <template #reference>
            <el-button icon="delete" size="small" style="margin-left: 10px;" :disabled="!multipleSelection.length" @click="deleteVisible = true">删除</el-button>
          </template>
        </el-popover>
      </div>
      <el-table
        ref="multipleTable"
        style="width: 100%"
        tooltip-effect="dark"
        :data="tableData"
        row-key="ID"
        @selection-change="handleSelectionChange"
      >
        <el-table-column type="selection" width="55" />
        <el-table-column align="left" label="日期" width="180">
          <template #default="scope">{{ formatDate(scope.row.CreatedAt) }}</template>
        </el-table-column>
        <!-- <el-table-column align="left" label="对应用户的id" prop="commodity_user" width="120" /> -->
        <el-table-column align="left" label="商品名称" prop="commodity_title" width="120" />
        <el-table-column align="left" label="商品信息" prop="commodity_text" width="120" />
        <el-table-column align="left" label="价格" prop="commodity_price" width="120" />
        <el-table-column align="left" label="配送范围" prop="commodity_send" width="120">
          <template #default="scope">
            {{ filterDict(scope.row.commodity_send,positionOptions) }}
          </template>
        </el-table-column>
        <el-table-column align="left" label="商品所在位置" prop="commodity_position" width="120">
          <template #default="scope">
            {{ filterDict(scope.row.commodity_position,positionOptions) }}
          </template>
        </el-table-column>
        <el-table-column align="left" label="商品类型" prop="commodity_label" width="120">
          <template #default="scope">
            {{ filterDict(scope.row.commodity_label,labelOptions) }}
          </template>
        </el-table-column>
        <el-table-column align="left" label="编辑">
          <template #default="scope">
            <el-button type="primary" link icon="edit" size="small" class="table-button" @click="updateCommodityFunc(scope.row)">变更</el-button>
            <el-button type="primary" link icon="delete" size="small" @click="deleteRow(scope.row)">删除</el-button>
            <el-button type="primary" link icon="picture" size="small" @click="somefunc">上传图片</el-button>
          </template>
        </el-table-column>
      </el-table>
      <div class="gva-pagination">
        <el-pagination
          layout="total, sizes, prev, pager, next, jumper"
          :current-page="page"
          :page-size="pageSize"
          :page-sizes="[10, 30, 50, 100]"
          :total="total"
          @current-change="handleCurrentChange"
          @size-change="handleSizeChange"
        />
      </div>
    </div>
    <el-dialog v-model="dialogFormVisible" :before-close="closeDialog" title="弹窗操作">
      <el-form :model="formData" label-position="right" label-width="80px">
        <!-- <el-form-item label="对应用户的id:">
          <el-input v-model.number="formData.commodity_user" clearable placeholder="请输入" />
        </el-form-item> -->
        <el-form-item label="商品名称:">
          <el-input v-model="formData.commodity_title" clearable placeholder="请输入" />
        </el-form-item>
        <el-form-item label="商品信息:">
          <el-input v-model="formData.commodity_text" clearable placeholder="请输入" />
        </el-form-item>
        <el-form-item label="价格:">
          <el-input-number v-model="formData.commodity_price"  style="width:100%" :precision="2" clearable />
        </el-form-item>
        <el-form-item label="配送范围:">
          <el-select v-model="formData.commodity_send" placeholder="请选择" style="width:100%" clearable>
            <el-option v-for="(item,key) in positionOptions" :key="key" :label="item.label" :value="item.value" />
          </el-select>
        </el-form-item>
        <el-form-item label="商品所在位置:">
          <el-select v-model="formData.commodity_position" placeholder="请选择" style="width:100%" clearable>
            <el-option v-for="(item,key) in positionOptions" :key="key" :label="item.label" :value="item.value" />
          </el-select>
        </el-form-item>
        <el-form-item label="商品类型:">
          <el-select v-model="formData.commodity_label" placeholder="请选择" style="width:100%" clearable>
            <el-option v-for="(item,key) in labelOptions" :key="key" :label="item.label" :value="item.value" />
          </el-select>
        </el-form-item>
        <!-- 这个地方再增加一个上传商品图片的模板 -->
        <!-- 或者增加一个按钮转到另外一个界面，在那个界面里面增加图片，为了减轻后台压力，设置最多只能上传五张图片 -->
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button size="small" @click="closeDialog">取 消</el-button>
          <el-button size="small" type="primary" @click="enterDialog">确 定</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script>
export default {
  name: 'Commodity'
}
</script>

<script setup>
import {
  createCommodity,
  deleteCommodity,
  deleteCommodityByIds,
  updateCommodity,
  findCommodity,
  getCommodityList
} from '@/api/commodity'

// 全量引入格式化工具 请按需保留
import { getDictFunc, formatDate, formatBoolean, filterDict } from '@/utils/format'
import { ElMessage, ElMessageBox } from 'element-plus'
import { ref } from 'vue'
import WarningBar from '@/components/warningBar/warningBar.vue'
// 自动化生成的字典（可能为空）以及字段
const positionOptions = ref([])
const labelOptions = ref([])
const formData = ref({
  commodity_user: 0,
  commodity_title: '',
  commodity_text: '',
  commodity_price: 0,
  commodity_send: undefined,
  commodity_position: undefined,
  commodity_label: undefined,
})

// =========== 表格控制部分 ===========
const page = ref(1)
const total = ref(0)
const pageSize = ref(10)
const tableData = ref([])
const searchInfo = ref({})

// 重置
const onReset = () => {
  searchInfo.value = {}
}

// 搜索
const onSubmit = () => {
  page.value = 1
  pageSize.value = 10
  getTableData()
}

// 分页
const handleSizeChange = (val) => {
  pageSize.value = val
  getTableData()
}

// 修改页面容量
const handleCurrentChange = (val) => {
  page.value = val
  getTableData()
}

// 查询
const getTableData = async() => {
  const table = await getCommodityList({ page: page.value, pageSize: pageSize.value, ...searchInfo.value })
  if (table.code === 0) {
    tableData.value = table.data.list
    total.value = table.data.total
    page.value = table.data.page
    pageSize.value = table.data.pageSize
  }
}

getTableData()

// ============== 表格控制部分结束 ===============

// 获取需要的字典 可能为空 按需保留
const setOptions = async() => {
  positionOptions.value = await getDictFunc('position')
  labelOptions.value = await getDictFunc('label')
}

// 获取需要的字典 可能为空 按需保留
setOptions()

// 多选数据
const multipleSelection = ref([])
// 多选
const handleSelectionChange = (val) => {
  multipleSelection.value = val
}

// 删除行
const deleteRow = (row) => {
  ElMessageBox.confirm('确定要删除吗?', '提示', {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    type: 'warning'
  }).then(() => {
    deleteCommodityFunc(row)
  })
}

// 批量删除控制标记
const deleteVisible = ref(false)

// 多选删除
const onDelete = async() => {
  const ids = []
  if (multipleSelection.value.length === 0) {
    ElMessage({
      type: 'warning',
      message: '请选择要删除的数据'
    })
    return
  }
  multipleSelection.value &&
        multipleSelection.value.map(item => {
          ids.push(item.ID)
        })
  const res = await deleteCommodityByIds({ ids })
  if (res.code === 0) {
    ElMessage({
      type: 'success',
      message: '删除成功'
    })
    if (tableData.value.length === ids.length && page.value > 1) {
      page.value--
    }
    deleteVisible.value = false
    getTableData()
  }
}

// 行为控制标记（弹窗内部需要增还是改）
const type = ref('')

// 更新行
const updateCommodityFunc = async(row) => {
  const res = await findCommodity({ ID: row.ID })
  type.value = 'update'
  if (res.code === 0) {
    formData.value = res.data.recommodity
    dialogFormVisible.value = true
  }
}

// 删除行
const deleteCommodityFunc = async(row) => {
  const res = await deleteCommodity({ ID: row.ID })
  if (res.code === 0) {
    ElMessage({
      type: 'success',
      message: '删除成功'
    })
    if (tableData.value.length === 1 && page.value > 1) {
      page.value--
    }
    getTableData()
  }
}

// 弹窗控制标记
const dialogFormVisible = ref(false)

// 打开弹窗
const openDialog = () => {
  type.value = 'create'
  dialogFormVisible.value = true
}

// 关闭弹窗
const closeDialog = () => {
  dialogFormVisible.value = false
  formData.value = {
    commodity_user: 0,
    commodity_title: '',
    commodity_text: '',
    commodity_price: 0,
    commodity_send: undefined,
    commodity_position: undefined,
    commodity_label: undefined,
  }
}
// 弹窗确定
const enterDialog = async() => {
  let res
  switch (type.value) {
    case 'create':
      res = await createCommodity(formData.value)
      break
    case 'update':
      res = await updateCommodity(formData.value)
      break
    default:
      res = await createCommodity(formData.value)
      break
  }
  if (res.code === 0) {
    ElMessage({
      type: 'success',
      message: '创建/更改成功'
    })
    closeDialog()
    getTableData()
  }
}
</script>

<style>
</style>
